shell script to update node to a specific version

node.update.sh

#!/bin/sh

# add these two variables to your: ~/.bash_profile or ~/.bashrc or just hardcode the directories in place of the variables below
# export NODE_REPO=/usr/local/Library/node/repo
# export NODE_JS=/usr/local/Library/node/js

# example of upgrading to version 0.8.12
# $ sh node.update.sh v0.8.12

cd $NODE_REPO;

git pull;

git checkout $1;

./configure --prefix=$NODE_JS;

make;

make install;

node -v;

npm -v;